Seachem Marine Multitest Ph+Alk 75 Test Brand_Fluval PAR Output:

PAR Output:

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Seachem Marine Multitest Ph+Alk 75 Test Brand_Fluval PAR Output:This test kit features a unique dye that has a pronounced color change between 8. 0 and 8. 3, making it the easiest kit on the market to read in that critical range. Alkalinity may be read from the same sample in 0. 5 meq L increments. MultiTest Marine pH & Alkalinity performs over 75 tests and contains a reference sample for validation.